6J3E:
reference: Structure of a serine-type glutathione S-transferase of Ceriporiopsis subvermispora and identification of the enzymatically important non-canonical residues by functional mutagenesis., Wan Osman WH, Mikami B, Saka N, Kondo K, Nagata T, Katahira M, Biochem Biophys Res Commun. 2019 Feb 26;510(1):177-183. doi:, 10.1016/j.bbrc.2019.01.076. Epub 2019 Jan 23. PMID: 30683313

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